26646885

素因数分解:

$3^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{293}}^1$

素因数の和:394

約数の個数: 48

約数和(自身を含む): 48432384

約数和(自身を除く): 21785499

約数列:

[1, 3, 5, 9, 15, 43, 45, 47, 129, 141, 215, 235, 293, 387, 423, 645, 705, 879, 1465, 1935, 2021, 2115, 2637, 4395, 6063, 10105, 12599, 13185, 13771, 18189, 30315, 37797, 41313, 62995, 68855, 90945, 113391, 123939, 188985, 206565, 566955, 592153, 619695, 1776459, 2960765, 5329377, 8882295, 26646885]

約数ペア:

[(1, 26646885), (3, 8882295), (5, 5329377), (9, 2960765), (15, 1776459), (43, 619695), (45, 592153), (47, 566955), (129, 206565), (141, 188985), (215, 123939), (235, 113391), (293, 90945), (387, 68855), (423, 62995), (645, 41313), (705, 37797), (879, 30315), (1465, 18189), (1935, 13771), (2021, 13185), (2115, 12599), (2637, 10105), (4395, 6063)]